223results about How to "Anti-fouling" patented technology

The invention belongs to the field of decorative materials, and particularly relates to an ultraviolet light cured transfer printing film and a preparation method and application thereof. The preparation method comprises the following steps of: uniformly coating or printing a mold release agent on a base load film, and performing infrared curing; uniformly coating or printing an ultraviolet light cured printing ink with a patterning function on a mold release agent layer, and performing curing through ultraviolet irradiation; or uniformly coating or printing an ultraviolet cured protective layer coating with anti-scratching and wear-resistant functions on the mold release agent layer first, then uniformly coating or printing the ultraviolet light cured printing ink with the patterning function on the mold release agent layer after the curing through the ultraviolet irradiation, and performing the curing through the ultraviolet irradiation; and uniformly coating or printing an ultraviolet light cured bottom color coating on an ultraviolet light cured printing ink decorative pattern layer, and performing the curing through the ultraviolet irradiation to obtain the ultraviolet light cured transfer printing film which can be used for producing an ultraviolet light cured transfer printing film decorative board. The ultraviolet light cured transfer printing film has high material strength, and has the advantages of high weathering resistance, high environmental protection, rich colors and patterns, full lacquer film, high hardness, scratch resistance, easy cleaning, noninflammability and the like.

The invention provides a flexible and stain-resistant ultraviolet curable coating composition. The composition comprises, by weight, 30-80 parts of acrylate resin, 5-15 parts of a fluorine-modified acrylate oligomer, 10-25 parts of an acrylate monomer, 5-9 parts of a photoinitiator and 0.05-2 parts of a leveling agent. Compared with coatings in the prior art, the coating composition in the invention has a higher flexibility, and has the advantages of certain hardness, wear resistance, stain resistance, suitableness for bendable and crimped substrates, excellent comprehensive performances and wide applicability .

The invention relates to a process for treating oil-containing waste water for a ship. The process comprises the following technical steps of: performing solid and liquid separation, coalescing separation treatment, adsorbing separation treatment and the like on pretreated ship oil-containing waste water sequentially. When the oil content in supplied water is less than or equal to 500 mg/L and the turbidity of the supplied water is less than or equal to 200 NTU, the oil content in discharged water quality is less than or equal to 1 mg/L and the turbidity of the discharged water quality is less than or equal to 5 NTU; and the national standard of the Integrated Pollutant Discharge Standard GB8978-1996 can be met. The method is high in treatment capacity of purifying the oil-containing waste water, namely the waste water treatment amount is up to 10 to 100 m<3>/hr, and is high in purifying efficiency, namely the oil removal rate is more than 99 percent and the turbidity removal rate is more than 90 percent. The process for treating the oil-containing waste water for the ship can be also applied to various types of oil-containing waste water, such as oil-field reinjected water, oil-base oil-containing waste water, metallurgical oil-containing waste water, steel factory oil-containing waste water, machined oil-containing waste water and the like, so that the treated oil-containing waste water can be treated until reaching the standard, and waste oil resources can be recycled.

The invention discloses a preparation method of an antibacterial hydrophobic ZnO nanorod. The preparation method comprises the following steps: (1) mechanical polishing of titanium pieces: the titanium pieces are polished in sequence to obtain smooth surfaces; and the polished titanium pieces are positioned in acetone, anhydrous ethanol and de-ionized water in sequence for respective ultrasonic cleaning by 15 minutes, and are naturally dried at room temperature for future use; (2) preparation of a ZnO seed layer: the polished titanium pieces obtained in the step (1) are used as a substrate to plate the uniform ZnO seed layer; and (3) preparation of a ZnO nanorod: the substrate coated with the ZnO seed layer in the step (2) is reversely suspended in water solution of zinc nitrate hexahydrate and hexamethylenetetramine for hydrothermal reaction and natural cooling; and after the substrate is taken out for cleaning by the de-ionized water, the substrate is dried to form the ZnO nanorod. The ZnO nanorod has the advantages of: better antibacterial efects, no need of high-temperature heating, no harmful gas, economy, environmental protection, broad spectrum, high efficiency, long bacteria resistance and a certain biological compatibility.

The invention discloses a device and a method for strengthening filtering of an internal-pressure membrane by using a pulsed electric field. The device comprises a shell, a membrane assembly and a pulse power supply, wherein the shell is provided with a penetrating fluid outlet; the shell is composed of a barrel and end sockets at the two ends; the membrane assembly comprises a membrane bundle, a negative electrode, a positive electrode, a water inlet cover and a water outlet cover; the membrane bundle is composed of a plurality of membranes which are arranged at intervals in parallel; the membrane bundle is arranged in the barrel and the two ends of the membrane bundle are fixed by membrane heads; the water inlet cover is arranged between one membrane head and the end socket at the end; the water outlet cover is arranged at the other membrane head and the end socket at the other end; water inlets and water outlets of the water inlet cover and the water outlet cover respectively stretch out of the two end sockets; the negative electrode and the positive electrode which are vertical to the membranes are arranged in the water inlet cover and the water outlet cover respectively; a gap is formed between the negative electrode and one membrane head and a gap is formed between the positive electrode and one membrane head; the negative electrode and the positive electrode are connected with the pulse power supply; the membranes are hollow fiber internal-pressure membranes. According to the device and the method, different pulse electric fields are respectively applied in the filtering and washing processes; the filtering condition can be improved, the washing effect is strengthened and the service life of the membrane is prolonged.

The invention relates to oil production equipment, in particular to an environment-friendly paraffin-scale preventive viscosity reducer for underground oil pumping, comprising a jet flow ultrasonator, an ultrasonic cavitation cavity and a cyclone. The viscosity reducer is characterized in that: the cyclone is an inlet end; the back end of the cyclone is butted against a jet flow ultrasonic signal emitter and then is butted orderly against the jet flow ultrasonator and the ultrasonic cavitation cavity; and the outer end of the ultrasonic cavitation cavity is an outlet. The viscosity reducer solves the problem that the prior similar products are not ideal in the effects of preventing paraffin and reducing viscosity, really has ultrastrong functions of preventing paraffin, reducing viscosity and preventing scale, greatly increases the liquidity of crude oil, raises pump efficiency, increases oil well yield, needs no additional power, is safe and environment-friendly, accords with oil production wells with different types, and is suitable for the oil wells with different paraffin content and water content as well.

The invention relates to the field of the manufacturing of industrial leather, and in particular relates to a production process of anti-staining automobile interior leather. The production process comprises the steps of soaking, fleshing, liming, fleshing splitting, deliming, softening, pickling, tanning, aging, shaving, conditioning, retanning, neutralizing, dyeing, electrostatic conditioning, wringing stretching, wet vibrating, vacuum drying, vibrating, milling, bottom layer coating, electrostatic treatment, knurling, intermediate painting, anti-staining top layer preparing, anti-staining reinforced layer preparing, measuring and warehousing, wherein anti-staining top layer paint and anti-staining reinforced layer paint are respectively proportioned according to the appropriate components and then are sprayed onto the leather surface according to the appropriate coating amount, and then the leather is dried. Through the combined action of different functions, not only is the anti-staining performance strong, but also the anti-staining effect is remarkable, stains which are not repelled are easy to scrub and clean due to the difficulty in combination and permeation, and the automobile interior leather which is anti-staining and easy to clean can be achieved.

The invention discloses a nanometer coating protective pipe prepared by nanometer squama coating and production technique of coating, wherein, the nanometer coating protective pipe consists of three parts of a pipe body, a basal layer and a function layer. The basal layer is the substrate of the nanometer coating and coated on the surface of the pipe body when contacts with a metal base body. The function layer is the facial layer of the nanometer coating and coated on the surface of the basal layer when the function layer contacts with corrosive medium. The nanometer coating the protective pipe disclosed in the invention changes the surface characteristic of the steel pipe products, and acquires a novel characteristic completely different from the original steel pipe products and enables the products to satisfy the need of people towards hi-tech development. The nanometer coating can provide oil pipe products with good performance in resisting corrosion, paraffin, scale and abrasion, so as to greatly prolong the maintenance period of the pipeline products in oil extracting wells, water injecting wells and conveying pipelines of oil fields.

The invention discloses terylene sports fabric with elastic warp yarns and weft yarns. The fabric is characterized in that: at least one of the warp yarn and weft yarn is high-elasticity yarn prepared by the combination of polyethylene terephthalate(PET) and polypropylene terephthalate(PTT), the denier of the warp yarn and weft yarn is between 50 and 300D, and the denier per filament is between 0.5 and 3.2D. The fabric has the characteristics of loose texture, soft touch, good elasticity and drapability, good size stability, easy washing, no need of ironing, water resistance, stain resistant and the like.

The invention relates to a high-light transmittance flexible touch material and a making method thereof. The high-light transmittance flexible touch material comprises a plastic substrate and a semi-transparent resin layer with a hemispherical surface, wherein the light transmittance of the plastic substrate is greater than 60%; the semi-transparent resin layer with the hemispherical surface is fully or partially arranged on the plastic substrate, the ratio of the exposed diameter dp of the protruded hemisphere to the average space Sm of protruded points is 0.1-0.8, and the integral light transmittance of the material is 10%-50%. The making method comprises the following steps of: selecting a high-light transmittance substrate and fully coating or partially printing one semi-transparent resin layer, wherein the surface of the semi-transparent resin layer is provided with hemispherical elastic granules; controlling the hemispherical elastic granules to ensure that the ratio of the exposed diameter dp of the protruded hemisphere to the average space Sm of the protruded points is 0.1-0.8 and the integral light transmittance of the material is 10%-50%. The method can improve the light transmittance of the flexible touch material, and back patterns of the flexible touch material are clear and visible, and the method can obtain the effect of simultaneously improving touch, decoration and information identification.

A nanometre function material for treating water or used to preparing scale-removing energy-saving unit of boiler is prepared from pig iron HT No.200, powdered containing trace nuclear element (U, Th, etc.), zinc powder containing Ti or its oxide, and nanometre RF rare-earth material. Its advantage is high effect on removing scale and saving energy.

The invention discloses an anti-glare and anti-static light radiation curing coating composition. The coating composition comprises the following components in parts by weight: 5-10 parts of a fluorine-modified acrylate oligomer, 50-65 parts of an acrylate oligomer, 10-20 parts of an acrylate monomer, 4-6 parts of a photoinitiator, 0.2-5 parts of an anti-static additive, 0.2-3 parts of polytetrafluoroethylene wax-modified white carbon black and 0.5-2 parts of additives. The coating composition disclosed by the invention adopts the radiation curable anti-static additive matched with fluorine-modified anti-glare particles, and is directly used in an existing PMMA (polymethylmethacrylate) plate hardened coating system; and after curing, a coating has anti-glare, anti-fouling and anti-static effects, and the effects are further obvious and lasting.

The invention relates to biodegradable modified lignin particles. The biodegradable modified lignin particles comprise the following raw components: 35 to 45 weight parts of lignin, 40 to 55 weight parts of poly(butylene adipate/terephthalate), 4 to 6 weight parts of auxiliary agents and 0.5 to 1 weight part of an organic anti-blocking agent; the auxiliary agents comprise stearic acid and polyethylene wax. A production method for the biodegradable modified lignin particles comprises the following steps: mixing the raw components according to the above parts by weight; heating and obtaining a coarse material after the raw components are mixed uniformly; taking the coarse material and granulating the coarse material to obtain the biodegradable modified lignin particles. The biodegradable modified lignin particles can be completely biodegraded after use, have high mechanical and processing performance, and have important significance to protect ecological environment and reduce white pollution. The biodegradable modified lignin particles are simple in production process and low in cost, and are suitable for batch production.

The invention provides a multifunctional car water tank antifreeze fluid. The antifreeze fluid comprises the following components, by weight, 50-65 parts of alcohols, 30-45 parts of deionized water and 1-5 parts of an additive. The freezing point of the antifreeze fluid can reach -40DEG C or lower, so north cold weather demands can be satisfied; and the boiling point of the antifreeze fluid can reach 140DEG C or more, so an overheat case does not appear even in hot summer, thereby the car driving safety and the normal operation of a cooling system are guaranteed. The two used alcohols are nontoxic and harmless, so the damages of harmful substances to human bodies are eliminated, and environmental protection and safety are realized. The antifreeze fluid has the anticorrosion, antirust and antiscale effects, and can effectively protect the car cooling system, so the service life of the cooling system is prolonged.

A medium-and-low temperature ground heat and biomass gas combined power generation system is characterized in that a working medium evaporator is connected with a working medium superheater, a prime motor and a power generator of a gas boiler, the prime motor is communicated with a working medium condenser and a working medium storage tank, and the working medium storage tank is communicated with a working medium preheater of the gas boiler through a working medium booster pump; a production well is communicated with a ground heat water processing device and the working medium evaporator, and the working medium evaporator is communicated with a second inner heating pipe and a first inner heating pipe; the first inner heating pipe is communicated with an inverted well, an underground heat storage part and the production well; biomass is communicated with an acidification hydrolysis tank and communicated with a biogas residue fermentation tank and biogas fertilizer through a biogas residue circulation pump, and the biogas residue fermentation tank is communicated with a gas storage tank through a first gas booster pump; the acidification hydrolysis tank is communicated with an anaerobic digestor through an organic acid circulation pump; the anaerobic digestor is communicated with the gas storage tank and a combustor in the gas boiler through a second gas booster pump; and an anaerobic digester filling module is arranged in the anaerobic digestor. A power generation cost calculating method for the medium-and-low temperature ground heat and biomass gas combined power generation system is provided.

Ink and an ink follower are reserved in an ink tube. An elastic member urges a ball forward. When an outflow of ink is measured at intervals of a writing distance of 100 m, the value of outflow of ink per writing distance of 100 m until a measurement time just before outflow of 80% of the amount of charged ink from the start of writing is selected to be in a range between a value smaller by 20 mg than the outflow of ink in the writing distance range of from 0 m to 100 m and a value larger by 20 mg than the outflow of ink in the writing distance range of from 0 m to 100 m.

A polarized light plate consists of the first protection layer, linear polarized light layer and the second protection layer. Its preparing method includes providing the first protection layer prepared by material of group formed from cycloolefine multipolymer and cycloolefine polymer, sticking a linear polarized light layer on the first protection layer by the first adhesive layer and sticking the second protection layer made by the same material as the first one on linear polarized light layer by the second adhesive layer.

The invention relates to a method for manufacturing a curve compact grade laminate. The method includes that firstly, a plasticizer, a light stabilizer, an ultraviolet absorber, an antioxidant and an antiaging agent are added in a first adhesive agent, and facial tissues are put into the first adhesive agent to be subjected to steeping and drying; secondly, a diluent agent, the antioxidant, the antiaging agent, the plastizer, dyes and a fire retardant are added in a second adhesive agent, and pieces of kraft paper are put into the second adhesive agent to be subjected to the steeping and the drying; thirdly, a plurality of pieces of dried kraft paper are overlaid, and pieces of dried facial tissues are placed on the upper and lower end surfaces of the overlaid kraft paper respectively; and fourthly, a finished product is formed by compressing the kraft paper and the facial tissues through a press, and the press comprises matched molds which are suitable for compressing U-shaped or arc-shaped compact grade laminates. According to the method, the manufactured curve compact grade laminate has the advantages of being colorful, high in intensity, impact resisting, uvioresistant, water-proofing, weather-proofing, anti-static, anti-fouling and easy to manufacture, so that the manufactured curve compact grade laminate can be widely applied to building outer walls, furniture, facilities, signs and the like, and the problem of splicing of the compact grade laminate at corners can be prevented.

The invention relates to a superstrong hydrophobic self-cleaning material, a production method thereof and a composite insulator produced from the superstrong hydrophobic self-cleaning material. The superstrong hydrophobic self-cleaning material contains the following components in parts by weight: fluoroalkyl vinyl silicone rubber, pentyl silicone resin, phenyl polysiloxane, fluoroether polysiloxane, diphenyl silicon glycol, dimethyldiethoxysilane, alpha,omega-dialkoxy siloxane, amino siloxane, epoxy alkylsiloxane, a vinyl silane coupling agent, tetraethyl orthosilicate, high-reinforced white carbon black, titanium dioxide, aluminum hydroxide, manganese carbonate, zinc carbonate, antimony trioxide, mica powder, cadmium oxide, molybdenum disulfide, barium oxide, iron oxide, pigments and a peroxide curing agent. The production method of the superstrong hydrophobic self-cleaning material comprises the following steps: (1) carrying out closed refining; (2) carrying out secondary refining; (3) mixing until the materials are uniform; (4) preparing a rubber blank; (5) preparing mixed rubber; and (6) preparing a mixed rubber sheet. The mixed rubber sheet can be used for preparing the composite insulator.

The invention relates to the field of coatings, and specifically relates to an anti-pollution flashover coating for an electrical device and a preparation method thereof. The coating is hydrophobic, insulated and self-cleaning coating developed based on pollution flashover occurring principle and is applicable to the surface treatment of an outdoor electrical device, in particular an insulator. The anti-pollution flashover coating comprises 5-20 parts of organic silicon resin, 2-12 parts of fluoridized titanium dioxide powder, 1-10 parts of fumed silica powder, 0.1-0.5 part of silane couplingagent, 0.2-3 parts of auxiliary, 0.3-2 parts of carbon black, 50-80 parts of mixed solvent, and 8-15 parts of a curing agent. The anti-pollution flashover coating has the beneficial effects of being hydrophobic, anti-pollution, self-cleaning, and insulated, and is applicable to an outer coating layer of the outdoor electrical device; nano silica and the silane coupling agent are compounded, so that the superficiality of the coating layer is greatly reduced, and the hydrophobic and oleophobic performances of the coating layer are improved; nano fluoridized titanium dioxide is added, so that thecoating is capable of self-cleaning; the coating has a good adhering performance relative to a base material, and is high in weather resistance, resistant to high- and low-temperature, resistance toillumination, and resistance to radiativity.

The invention relates to an advertisement-displaying and decorative material carrier, and especially relates to spray-painting advertisement cloth and a production process thereof. The spray-painting advertisement cloth comprises base cloth, coatings at the two sides, and PVC films at two sides of the coatings; the production process comprises the following steps: 1) unreeling a PVC light-color film, coating the PVC light-color film with a polymer coating by an anilox roller; 2) attaching the PVC light-color film to base cloth; 3) treating a PVC dark-color film according to the step 1), coating the polymer coating, attaching the PVC dark color film to the other side of the base cloth; 4) preheating another PVC light-color film, and attaching to the PVC dark-color film; 5) reeling and packaging. The production process is concise, and the process flow is complete; the coating is thin and light in mass, which greatly improves the production efficiency and raw material utilization rate, and saves cost; the coating is flat and uniform; the product has good spray-painting performance, excellent ink absorption performance, high color rendition degree, and wide applications.